Field, B. C., & Field, M. K. (2017). Environmental economics: An introduction (Seventh edition.). McGraw-Hill Education.
芝加哥风格引文Field, Barry C., 与 Martha K. Field. Environmental Economics: An Introduction. Seventh edition. New York, NY: McGraw-Hill Education, 2017.
MLA引文Field, Barry C., 与 Martha K. Field. Environmental Economics: An Introduction. Seventh edition. McGraw-Hill Education, 2017.
警告：这些引文格式不一定是100％准确.